CN205780201U - A kind of clamp device of conveyer rotating shaft bush body - Google Patents
A kind of clamp device of conveyer rotating shaft bush body Download PDFInfo
- Publication number
- CN205780201U CN205780201U CN201620482935.2U CN201620482935U CN205780201U CN 205780201 U CN205780201 U CN 205780201U CN 201620482935 U CN201620482935 U CN 201620482935U CN 205780201 U CN205780201 U CN 205780201U
- Authority
- CN
- China
- Prior art keywords
- connecting bolt
- clamp device
- nut
- rotating shaft
- shaft bush
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses the clamp device of a kind of conveyer rotating shaft bush body, described clamp device includes top bearing shell body, axletree, lower bearing body, clamp device, connecting bolt；It is provided with axletree between described top bearing shell body and lower bearing body；Described top bearing shell body and lower bearing body connect by connecting bolt is fixing；Described connecting bolt left end and fixed block are welded and fixed；Described connecting bolt right-hand member passes top bearing shell body and the connection seat of lower bearing body；Described connecting bolt right-hand member is provided with clamp device；Described clamp device is made up of stop ejector pin, installation endoporus, lower nut, top nut, top gland, brake screw；The centre of described connecting bolt right-hand member is provided with installation endoporus；Described installation endoporus and brake screw are connected by threaded engagement.
Description
Technical field
This utility model relates to the locking device of a kind of conveyer rotating shaft bush body, in particular, relates to a kind of conveyer rotating shaft
The clamp device of watt body.
Background technology
Mine Electric Power locomotive transportation, owing to having the advantage that transport capacity is big, operation cost is low, occupies an important position aborning,
From the point of view of the locomotive type that current China mine commonly uses, locomotive rotating shaft bush body is original design is all to use single nut tight with bolt
Gu, the most all there is the problem that rotating shaft bush body fastening bolt loosens, rotating shaft bush is for the traction motor of locomotive is fixed on car
On wheel shaft, the operation of locomotive plays vital effect, although it is locking to take some for this problem in recent years
Measure, such as: friction anti-loose method, i.e. uses double nut locking, by screwing between screw thread all the time by additional pressure and friction
And it is locking；Use the anti-loose method increasing fastening bolt diameter；Use anti-loose method of location-plate, card code and holder etc., by
Clamp nut and bolt is the most inherently solved in work under bad environment, under conditions of driving vibrations are big, spiral shell in these methods
Female and bolt rotates the problem loosened, and therefore this problem is the most preferably solved, and causes locomotive operation to there is safety hidden
Suffer from.
Utility model content
This utility model for the deficiency of existing product, and provide a kind of rational in infrastructure, practical, safe and reliable, prevent from giving
A kind of clamp device of the conveyer rotating shaft bush body of machine rotating shaft bush body bolt looseness.
The clamp device of a kind of conveyer rotating shaft bush body of the present utility model, described clamp device include top bearing shell body, axletree,
Lower bearing body, clamp device, connecting bolt；It is provided with axletree between described top bearing shell body and lower bearing body；Described top bearing shell
Body and lower bearing body connect by connecting bolt is fixing；Described connecting bolt left end and fixed block are welded and fixed；Described connecting bolt
Right-hand member passes top bearing shell body and the connection seat of lower bearing body；Described connecting bolt right-hand member is provided with clamp device；Described clamp device
It is made up of stop ejector pin, installation endoporus, lower nut, top nut, top gland, brake screw；In described connecting bolt right-hand member
Between be provided with installation endoporus；Described installation endoporus and brake screw are connected by threaded engagement；The shaft of described brake screw is arranged
Taper is had to come directly towards；Described taper is set with top gland between top；Described connecting bolt right-hand member shaft is provided with lower nut and upper spiral shell
Female；Stop ejector pin it is separately installed with between described top gland and lower nut, top nut.
Further, described lower nut, top nut are contrary at the connection hand of spiral of connecting bolt.
Further, by installing the threaded of endoporus upper end between described brake screw and connecting bolt.
Further, it is provided with back-moving spring between the installation endoporus inwall of described stop ejector pin and connecting bolt.
Further, the tooth form angle of the screw thread that described connecting bolt and lower nut, top nut connect is 80 °；Described 80 ° of screw threads
It is 50 ° of angles and the combination of 30 ° of angles；Described 50 ° of angles are the angle of the screw thread flank of tooth and diameter of thread direction；Described 30 °
Angle is the angle of another flank of tooth of screw thread and diameter of thread direction.
Further, gland set body in described top is provided with longitudinal opening groove, can be expanded laterally by pressurization；Described top gland
Internal diameter is not more than the maximum outside diameter of taper top.
The beneficial effects of the utility model are: 1, rational in infrastructure, practical, safe and reliable, the application efficient solution of clamp device
Certainly locomotive rotating shaft bush body is because of work under bad environment, produces vibrations, makes nuts and bolt rotate the problem of loosening.2, use lower nut,
The structure of top nut, it is achieved mutually lock between nut, reaches the most locking effect, and brake screw uses biconial top knot
Structure design makes stop ejector pin top be pressed on lower nut, top nut inwall, prevents the nut of locomotive rotating shaft bush body from leading because shaking further
Cause to loosen.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the enlarged drawing of retention device of the present utility model.
Fig. 3 is the enlarged drawing of connecting bolt screw thread of the present utility model.
In figure: top bearing shell body 1, axletree 2, lower bearing body 3, clamp device 4, connecting bolt 5, fixed block 6, stop top
Pin 7, installation endoporus 8, lower nut 9, top nut 10, top gland 11, brake screw 12, taper top 13.
Detailed description of the invention
Below in conjunction with embodiment, the utility model will be further described.
In the drawings, the clamp device of a kind of conveyer rotating shaft bush body of the present utility model mainly by top bearing shell body 1, axletree 2, under
Bearing shell body 3, clamp device 4, connecting bolt 5, fixed block 6, stop ejector pin 7, installation endoporus 8, lower nut 9, top nut
10, top gland 11, brake screw 12, taper top 13 composition.
Described clamp device includes top bearing shell body 1, axletree 2, lower bearing body 3, clamp device 4, connecting bolt 5；Described
Axletree 2 it is provided with between top bearing shell body 1 and lower bearing body 3；Described top bearing shell body 1 and lower bearing body 3 are by connecting bolt 5
Fixing connection；Described connecting bolt 5 left end and fixed block 6 are welded and fixed；Described connecting bolt 5 right-hand member passes top bearing shell body 1
Connection seat with lower bearing body 3；Described connecting bolt 5 right-hand member is provided with clamp device 4；Described clamp device 4 is by stop top
Pin 7, installation endoporus 8, lower nut 9, top nut 10, top gland 11, brake screw 12 form；Described connecting bolt 5 is right
The centre of end is provided with installation endoporus 8；Described installation endoporus 8 and brake screw 12 are connected by threaded engagement；Described braking spiral shell
The shaft of bar 12 is provided with taper top 13；Top gland 11 it is set with between described taper top 13；Described connecting bolt 5 is right
End shaft is provided with lower nut 9 and top nut 10；It is separately installed with between described top gland 11 and lower nut 9, top nut 10
Stop ejector pin 7.
Described lower nut 9, top nut 10 are contrary at the connection hand of spiral of connecting bolt 5.
By installing the threaded of endoporus 8 upper end between described brake screw 12 and connecting bolt 5.
It is provided with back-moving spring between installation endoporus 8 inwall of described stop ejector pin 7 and connecting bolt 5.
The tooth form angle of the screw thread that described connecting bolt 5 and lower nut 9, top nut 10 connect is 80 °；Described 80 ° of screw threads
It is 50 ° of angles and the combination of 30 ° of angles；Described 50 ° of angles are the angle of the screw thread flank of tooth and diameter of thread direction；Described 30 °
Angle is the angle of another flank of tooth of screw thread and diameter of thread direction.50 ° of big inclined-plane anti-loosing effects of screw thread are good, and each ridge can
With uniform stressed, disintegration load, screw thread self is made to have the effect that vibrations are locking.
Further, described top gland 11 overlaps body and is provided with longitudinal opening groove, can be expanded laterally by pressurization；Described top gland
The internal diameter of 11 is not more than the maximum outside diameter of taper top 13.
In using, brake screw 12 rotates and makes taper top 13 be backed down by top gland 11, and top gland 11 is by stop ejector pin
Top is pressed on the inwall of lower nut, plays the effect of fixing nut, and the hand of spiral of upper lower nut is contrary so that between nut
Having the effect of mutually locking, a nut is left-handed loosening, and another nut dextrorotation is tightened thus effectively solved locomotive rotating shaft bush body
Because of work under bad environment, produce vibrations, make nuts and bolt rotate the problem of loosening.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every utilization is originally
Equivalent structure or equivalence flow process that utility model description is made convert, or are directly or indirectly used in other relevant technology
Field, is the most in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. a clamp device for conveyer rotating shaft bush body, is characterized in that, described clamp device include top bearing shell body (1), axletree (2),
Lower bearing body (3), clamp device (4), connecting bolt (5)；Between described top bearing shell body (1) and lower bearing body (3)
It is provided with axletree (2)；Described top bearing shell body (1) and lower bearing body (3) connect by connecting bolt (5) is fixing；
Described connecting bolt (5) left end and fixed block (6) are welded and fixed；Described connecting bolt (5) right-hand member passes top bearing shell body
And the connection seat of lower bearing body (3) (1)；Described connecting bolt (5) right-hand member is provided with clamp device (4)；Described tightly
Be fixedly mounted with put (4) by stop ejector pin (7), install endoporus (8), lower nut (9), top nut (10), top gland (11),
Brake screw (12) forms；The centre of described connecting bolt (5) right-hand member is provided with installation endoporus (8)；In described installation
Hole (8) and brake screw (12) are connected by threaded engagement；The shaft of described brake screw (12) is provided with taper top
Head (13)；Top gland (11) it is set with between described taper top (13)；Described connecting bolt (5) right-hand member shaft is pacified
Equipped with lower nut (9) and top nut (10)；Divide between described top gland (11) and lower nut (9), top nut (10)
Stop ejector pin (7) is not installed.
The clamp device of a kind of conveyer rotating shaft bush body the most according to claim 1, is characterized in that, described lower nut (9), on
Nut (10) is contrary at the connection hand of spiral of connecting bolt (5).
The clamp device of a kind of conveyer rotating shaft bush body the most according to claim 1, is characterized in that, described brake screw (12)
And by installing the threaded of endoporus (8) upper end between connecting bolt (5).
The clamp device of a kind of conveyer rotating shaft bush body the most according to claim 1, is characterized in that, described stop ejector pin (7)
And it is provided with back-moving spring between installation endoporus (8) inwall of connecting bolt (5).
The clamp device of a kind of conveyer rotating shaft bush body the most according to claim 1, is characterized in that, described connecting bolt (5)
The tooth form angle of the screw thread connected with lower nut (9), top nut (10) is 80 °；Described 80 ° of screw threads are 50 ° of angles
Combination with 30 ° of angles；Described 50 ° of angles are the angle of the screw thread flank of tooth and diameter of thread direction；Described 30 ° of angles are
Another flank of tooth of screw thread and the angle in diameter of thread direction.
The clamp device of a kind of conveyer rotating shaft bush body the most according to claim 1, is characterized in that, described top gland (11) is overlapped
Body is provided with longitudinal opening groove, can be expanded laterally by pressurization；The internal diameter on described top gland (11) is not more than taper top
The maximum outside diameter of head (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620482935.2U CN205780201U (en) | 2016-05-20 | 2016-05-20 | A kind of clamp device of conveyer rotating shaft bush body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620482935.2U CN205780201U (en) | 2016-05-20 | 2016-05-20 | A kind of clamp device of conveyer rotating shaft bush body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205780201U true CN205780201U (en) | 2016-12-07 |
Family
ID=58113579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620482935.2U Expired - Fee Related CN205780201U (en) | 2016-05-20 | 2016-05-20 | A kind of clamp device of conveyer rotating shaft bush body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205780201U (en) |
-
2016
- 2016-05-20 CN CN201620482935.2U patent/CN205780201U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20170520 |